it looked at the intrusiveness of the blood test in this context and then it looked at the government's need for the evidence. and the need for the evidence in the cases you're positing we suspect the court would not think as strong as the evidence here. but just to get back to some of the questions the court has had about the time to get warrants, i mean, the evidence that the court has before it is that it would take at least an hour and a half to two hours to get a warrant here. that's in the joint appendix, page 54. even though the person said -- one officer said he could get in touch with the prosecutor and judge, he did not quantify how long it would take. there's also an exhibit that the -- justice kennedy: incidentally, it wasn't clear to me: is that 1 hour from the time of the -- pardon me -- two hours from the time of the stop or two hours from the time he put him in the back of the patrol car? do we know? ms. saharsky: it's not entirely clear, but i think it's two hours total. there was also on page 70 of the joint appendix an exhibit that the defense put in that make it look